The Roof Be Cool

Nearly any type of building can benefit from a cool roof but consider the climate and other factors before deciding to install one.

The roof be cool.

A cool roof is a roof designed to maintain a lower surface temperature in bright sunshine than a traditional roof source. Since california issued these guidelines other cities and states have implemented similar cool roof measures. A cool roof prevents heat absorption by reflecting the sun s heat and then emitting its radiation back into the atmosphere. Cool roofs can be made of a highly reflective type of paint a sheet covering or highly reflective tiles or shingles.

Although cool roofing is one of the most significant green technologies today it is not a new concept. In hot climates traditional roofs in the contiguous united states can reach temperatures of 150 to 185 degrees fahrenheit. By doing this cool roofs allow for a more comfortable and controlled indoor environment. Cool metal roofing is a popular cool roofing material as it can offer more than twice the solar reflectance of traditional asphalt roofing.

A cool reflective roof stays 50 to 60 degrees cooler when exposed to the same summer heat. The surface of a cool roof reflects more sunlight and releases more heat than a so called hot or dark roof. The primary advantage of a cool roofing system is that business owners can expect to use less energy to cool their small businesses. Up to 70 when paired with a colored reflective coating.